A new example executed by python program

[a732264856]

You need a Raspberry Pi 3b+, a photosensitive sensor, and a kubeedge cluster. Activate the photosensitive sensor on the edge of the Raspberry Pi and feed back information to the cloud. The program to start the photosensitive sensor and connect to evevtbus is a python type program.

[kubeedge-bot]

Welcome @a732264856! It looks like this is your first PR to kubeedge/examples 🎉

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[a732264856]

谢谢你的例子，你想在我们的会议上展示这个演示吗？:) My environment may not allow me to report for a long time, if I need to show, I may need time to prepare